Electronic Circuits

  Sub Code : 10CS32                                 IA Marks : 25
   Hrs/ Week : 04                                      Exam Hours : 03
   Total Hrs. : 52                                       Exam Marks : 100


UNIT – 1
Transistors, UJTs, and Thyristors:

Operating Point, Common-Emitter Configuration, Thermal Runaway, Transistor Switch, Unijunction Transistors, SCR.

    7  hours

UNIT – 2
Field Effect Transistors:

Bipolar Junction Transistors versus Field Effect Transistors, Junction Field Effect Transistors, Metal Oxide Field Effect Transistors, Differences between JFETs and MOSFETs, Handling MOSFETs, Biasing MOSFETs, FET Applications, CMOS Devices, Insulated Gate Bipolar Transistors (IGBTs)


6 hours

UNIT – 3
Optoelectronic Devices:

Introduction, Photosensors, Photoconductors, Photodiodes, Phototransistors, Light-Emitting Diodes, Liquid Crystal Displays, Cathode Ray Tube Displays, Emerging Display Technologies, Optocouplers

6 hours 

UNIT – 4
Small Signal Analysis of Amplifiers:

Amplifier Bandwidth: General Frequency Considerations, Hybrid h-Parameter Model for an Amplifier, Transistor Hybrid Model, Analysis of a Transistor Amplifier using complete h-Parameter Model, Analysis of a Transistor Amplifier Configurations using
Simplified h-Parameter Model (CE configuration only), Small-Signal Analysis of FET Amplifiers, Cascading Amplifiers, Darlington Amplifier, Low-Frequency Response of Amplifiers (BJT amplifiers only).

7 hours


UNIT – 5
Large Signal Amplifiers, Feedback Amplifier:

Classification and characteristics of Large Signal Amplifiers, Feedback Amplifiers: Classification of Amplifiers, Amplifier with Negative Feedback, Advantages of Negative Feedback, Feedback Topologies, Voltage-Series (Series-Shunt) Feedback, Voltage-Shunt (Shunt-Shunt) Feedback, Current-Series (Series- Series) Feedback, Current-Shunt (Shunt-Series) Feedback.

6 hours

UNIT – 6
Sinusoidal Oscillators, Wave-Shaping Circuits:

Classification of Oscillators, Conditions for Oscillations: Barkhausen Criterion, Types of Oscillators, Crystal Oscillator, Voltage-Controlled Oscillators, Frequency Stability. Wave-Shaping Circuits: Basic RC Low-Pass Circuit, RC Low-Pass Circuit as
Integrator, Basic RC High-Pass Circuit, RC High-Pass Circuit as Differentiator, Multivibrators, Integrated Circuit (IC) Multivibrators.

7 hours

UNIT – 7
Linear Power Supplies, Switched mode Power Supplies:

Linear Power Supplies: Constituents of a Linear Power Supply, Designing Mains Transformer; Linear IC Voltage Regulators, Regulated Power Supply Parameters.
Switched Mode Power Supplies: Switched Mode Power Supplies, Switching Regulators, Connecting Power Converters in Series, Connecting Power Converters in ParalleI

7  hours

UNIT – 8
Operational Amplifiers:

Ideal Opamp versus Practical Opamp, Performance Parameters, Some Applications: Peak Detector Circuit, Absolute Value
Circuit, Comparator, Active Filters, Phase Shifters, Instrumentation Amplifier, Non-Linear Amplifier, Relaxation Oscillator, Current-To-Voltage Converter, Voltage-To-Current Converter, Sine Wave Oscillators.

6 hours

Note: * In the case of illustrative examples, questions are not to be set. 

Text Books

1.  Anil K Maini, Varsha Agarwal: Electronic Devices and Circuits, Wiley, 2009.

(4.1, 4.2, 4.7, 4.8, 5.1 to 5.3, 5.5, 5.6, 5.8, 5.9, 5.13, 5.14, 6.1, 6.3,
7.1 to 7.5, 7.10 to 7.14, Listed topics only from 8, 10.1, 11, 12.1,
12.2, 12.3, 12.5, 13.1 to 13.6, 13.9, 13.10, 14.1, 14.2, 14.6, 14.7,
15.1, 15.5 to 15.7. 16.3, 16.4, 17.12 to 17.22)

Reference book

1.  Jacob Millman, Christos Halkias, Chetan D Parikh: Millman’s Integrated Electronics – Analog and Digital Circuits and Systems, 2nd Edition, Tata McGraw Hill, 2010.

2.  R. D. Sudhaker Samuel: Electronic Circuits, Sanguine-Pearson, 2010.

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